General

  • Target

    44c657fa4e956fb944c42dc881d49a4a719767a2b92d02729e7415a6c6a14192

  • Size

    938KB

  • Sample

    250305-ydvbmaxnv8

  • MD5

    ab988dd02c8cea50ac224daf0e53f3e9

  • SHA1

    050ebd6e5d25d9b84b722dcea79b2243890c1652

  • SHA256

    44c657fa4e956fb944c42dc881d49a4a719767a2b92d02729e7415a6c6a14192

  • SHA512

    c8c9044520c124e47ace7b53e1824c70b41792cb7cdde0ab272a936dce82fb567743f1b2a7fa506b6357005974b1f33f8fee3f595b5a366894971de0b6f9f1bd

  • SSDEEP

    24576:lqDEvCTbMWu7rQYlBQcBiT6rprG8a0Qu:lTvC/MTQYxsWR7a0Q

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Family

amadey

Version

5.21

Botnet

092155

C2

http://176.113.115.6

Attributes
  • install_dir

    bb556cff4a

  • install_file

    rapes.exe

  • strings_key

    a131b127e996a898cd19ffb2d92e481b

  • url_paths

    /Ni9kiput/index.php

rc4.plain

Extracted

Family

litehttp

Version

v1.0.9

C2

http://185.208.156.162/page.php

Attributes
  • key

    v1d6kd29g85cm8jp4pv8tvflvg303gbl

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Family

stealc

Botnet

trump

C2

http://45.93.20.28

Attributes
  • url_path

    /85a1cacf11314eb8.php

Targets

    • Target

      44c657fa4e956fb944c42dc881d49a4a719767a2b92d02729e7415a6c6a14192

    • Size

      938KB

    • MD5

      ab988dd02c8cea50ac224daf0e53f3e9

    • SHA1

      050ebd6e5d25d9b84b722dcea79b2243890c1652

    • SHA256

      44c657fa4e956fb944c42dc881d49a4a719767a2b92d02729e7415a6c6a14192

    • SHA512

      c8c9044520c124e47ace7b53e1824c70b41792cb7cdde0ab272a936dce82fb567743f1b2a7fa506b6357005974b1f33f8fee3f595b5a366894971de0b6f9f1bd

    • SSDEEP

      24576:lqDEvCTbMWu7rQYlBQcBiT6rprG8a0Qu:lTvC/MTQYxsWR7a0Q

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • Detects Healer an antivirus disabler dropper

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

    • Healer

      Healer an antivirus disabler dropper.

    • Healer family

    • LiteHTTP

      LiteHTTP is an open-source bot written in C#.

    • Litehttp family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Creates new service(s)

    • Download via BitsAdmin

    • Downloads MZ/PE file

    • Stops running service(s)

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks